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MA DEP EPH Aromatics on Rxi-5Sil MS by Split Injection

GC_EV1487
PeakstR (min)Conc.
(µg/mL)
1.Naphthalene4.60125
2.2-Methylnaphthalene5.39125
3.2-Fluorobiphenyl (SS)5.82200
4.Acenaphthylene6.34125
5.2-Bromonaphthalene (SS)6.48200
6.Acenaphthene6.51125
7.Fluorene7.01125
8.Phenanthrene7.86125
9.Anthracene7.90125
10.o-Terphenyl (SS)8.19200
PeakstR (min)Conc.
(µg/mL)
11.Fluoranthene8.88125
12.Pyrene9.09125
13.Benz[a]anthracene10.57125
14.Chrysene10.63125
15.Benzo[b]fluoranthene12.55125
16.Benzo[k]fluoranthene12.61125
17.Benzo[a]pyrene13.23125
18.Indeno[1,2,3-cd]pyrene15.57125
19.Dibenz[a,h]anthracene15.64125
20.Benzo[ghi]perylene15.93125
ColumnRxi-5Sil MS, 30 m, 0.25 mm ID, 0.25 µm (cat.# 13623)
SampleMA EPH aromatic hydrocarbon standard (cat.# 31458)
MA fractionation surrogate spike mix (cat.# 31480)
o-Terphenyl (cat.# 31097)
Diluent:Methylene chloride
Injection
Inj. Vol.:1 µL split (split ratio 10:1)
Liner:Topaz 4 mm ID Precision inlet liner w/ wool (cat.# 23305)
Inj. Temp.:300 °C
Oven
Oven Temp.:55 °C (hold 0.5 min) to 150 °C at 20 °C/min to 250 °C at 30 °C/min to 280 °C at 5 °C/min to 345 °C at 30 °C/min (hold 3 min)
Carrier GasHe, constant flow
Flow Rate:4 mL/min
DetectorFID @ 340 °C
Make-up Gas Flow Rate:45 mL/min
Make-up Gas Type:N2
Hydrogen flow:40 mL/min
Air flow:450 mL/min
Data Rate:50 Hz
InstrumentAgilent 7890A GC